Prospective Randomized Double Blind Study to Evaluate the Analgesic E?cacy of Low Dose of Intrathecal Neostigmine in Combination with Fentanyl and Bupivacaine for Lower Abdominal and Lower Limb Surgery - Prakash, Bhanu; Kumar, Arti Raj; Valsamma Abraham (Academia Anesthesiologica International, 2021)